CN204789091U - Electronic real machine that hits of marshall sample - Google Patents
Electronic real machine that hits of marshall sample Download PDFInfo
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- CN204789091U CN204789091U CN201520559748.5U CN201520559748U CN204789091U CN 204789091 U CN204789091 U CN 204789091U CN 201520559748 U CN201520559748 U CN 201520559748U CN 204789091 U CN204789091 U CN 204789091U
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- movable block
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- sample mold
- compaction hammer
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Abstract
The utility model discloses an electronic real machine that hits of marshall sample, including frame, longitudinal movement direction set up in the frame hitting real hammer the guide arm into shape and vertically slide the direction set up and hit real hammer on hammering the guide arm into shape in fact in hitting, the frame be provided with the workstation for the below of hitting real hammer, be provided with the just sample mold to hitting real hammer below on this workstation, circumferential direction is provided with the chain in the frame, be provided with the linkage piece on the chain, it is provided with the movable block hole of transversely lining up in the upper end of real hammer to hit, movable block transversely activity sets up in the movable block downtheholely, hit the real guide arm of hammering into shape and also pass the movable block simultaneously, the hammer stem is worn out to two ends of movable block, the one end of movable block links with the linkage piece on the chain mutually, and the linkage of the other end of movable block sets up in the upper end of spring leaf, the lower extreme of spring leaf is fixed in on the lateral wall that hits real hammer, hit the real bottom of hammering the guide arm into shape and hit real hammer for fixed being provided with of hitting real hammer with the second of the experimental inner chamber looks adaptation of sample mold.
Description
Technical field
The utility model relates to a kind of machine-shaping device of Marshall sample of Marshall Test, specifically refers to that Marshall sample is electronic and hits real machine.
Background technology
Marshall Test is the test determining asphalt optimum oil-stone ratio.Its process of the test is to Marshall sample (asphalt) standard impact density under the conditions such as the temperature and humidity specified, the indexs such as the degree of stability of mensuration asphalt and flow valuve, after series of computation, draw out the relation curve of bitumen aggregate ratio and degree of stability, flow valuve, density, voidage, saturation degree respectively, finally determine the optimum oil-stone ratio of asphalt.
And electric compaction device is the shaping equipment of Marshall sample in Marshall Test.The electronic structure of hitting real machine of existing Marshall sample generally comprises organic frame, longitudinally-moving leads the compaction hammer guide rod be arranged in frame, straight skidding leads the compaction hammer be arranged on compaction hammer guide rod and the sample mold be arranged at below compaction hammer, it drives compaction hammer to rise at compaction hammer guide rod by motor, then freely fall, pound to the asphalt sample in sample mold.Move in circles according to this and realize repeatedly hitting real action.
But there is following shortcoming in the electronic real machine that hits of existing Marshall sample:
(1) lower end of compaction hammer is the asphalt sample directly acted in sample mold, and compaction hammer itself needs lifting to drive, and therefore, it is very large that the volume of compaction hammer can not do, thus have impact on vibrations and hit actual effect fruit;
(2) sample mold of Marshall sample is all directly be placed on the worktable below compaction hammer, under the vibrations of compaction hammer repeat impact, and easy displacement.
Summary of the invention
The purpose of this utility model is the shortcoming and defect existed to overcome prior art, and provides a kind of reasonable in design, hits that real effective Marshall sample is electronic hits real machine.
For achieving the above object, the technical solution of the utility model includes frame, the lead compaction hammer guide rod that is arranged in frame and straight skidding of longitudinally-moving leads the compaction hammer be arranged on compaction hammer guide rod, described frame is provided with worktable relative to the below of compaction hammer, this worktable is provided with the sample mold be right against below compaction hammer, it is characterized in that: in frame, circumference is rotated and is provided with chain, and frame is provided with the chain drive rotated for chain drive-belt circumference, chain is provided with linkage block, the movable block hole of lateral direction penetrating is provided with in the upper end of compaction hammer, movable block is laterally movably set in movable block hole, compaction hammer guide rod is simultaneously also through movable block, two ends of movable block pass hammer stem, linkage block on one end of movable block and chain is connected, and the interlock of the other end of movable block is arranged at the upper end of spring leaf, the lower end of spring leaf is fixed on the lateral wall of compaction hammer, spring leaf has to be made movable block move to linkage block direction and makes the two form the power be linked, compaction hammer guide rod is provided with wedge relative to the top of compaction hammer, this wedge has the power contrary with spring leaf acting force to movable block applying when compaction hammer moves to wedge position together with movable block, the bottom of described compaction hammer guide rod is fixedly installed second compaction hammer suitable with the test inner chamber of sample mold relative to the below of compaction hammer.
Principle of work and the advantage of this setting are: utilize chain drive linkage block to act on movable block the inner, rise compaction hammer, when compaction hammer moves on to wedge position, wedge applies the power contrary with spring leaf to movable block, and the inner of movable block is retracted in compaction hammer, linkage block and movable block are separated, on the asphalt sample of the downward freely falling body impact of compaction hammer in the sample mold of below, this motion structure arranging compaction hammer arranges reliable and stable, in addition, this arranges the second compaction hammer, first can impact on this second compaction hammer at compaction hammer, and then the Asphalt Mixture Experiment acted in sample mold, so, the weight of the second compaction hammer can be utilized to expand overall impulsive force, improve and hit actual effect fruit.
Further setting is that the described movable block bottom surface relative to one end of spring leaf is provided with oblique film trap, the upper end of described spring leaf arranges the oblique bending sheet of one bending, this oblique bending sheet to be inserted in oblique film trap and with oblique film trap interference secure fit.By this setting, without the need to being carried out being fixedly connected with of spring leaf and movable block by screw, thus can effectively prevent the failure problems causing toner screw because of impact endurance test shock.
Further setting is that described chain is provided with two linkage blocks, and the distance between these two linkage blocks is the half of chain overall length.By this setting, the beating frequency of compaction hammer can be improved.
Further setting is that described frame is provided with longitudinal backboard, described chain drive include be arranged at respectively the upper and lower both sides of backboard by movable sprocket and drive sprocket, described chain is arranged at by movable sprocket and drive sprocket, and frame is provided with the chain wheel drive motor driving with drive sprocket and be connected.
Further setting also includes sample mold fixed mechanism, this sample mold fixed mechanism includes sample mold locating rack, and erect and to be arranged on worktable and to be positioned at the both sides sample mold backstay of sample mold, described sample mold locating rack includes the sample mold posting with the upper edge location fit of sample mold, and symmetry is fixedly installed on the guide plate of sample mold posting both sides, described guide plate coordinates with two sample mold backstay longitudinally guidings respectively, the top of sample mold backstay is provided with spring base, sheathed on sample mold backstay between this guide plate and spring base only have coil tension spring, the support tube that this sample mold backstay is arranged with relative to the rotated down of guide plate, the upper end of support tube supports with guide plate and coordinates, this support tube is provided with surface groove, and the sidewall of described sample mold backstay is provided with the lead guide finger that coordinate oblique with the surface groove of this support tube.By this setting, sample mold is fixed on the below of sample mold posting, and rely on the acting force of coil tension spring, sample mold posting is made to keep elastic compression to sample mold in downward direction, and when sample mold takes out by needs, by rotational support cylinder, make support tube raise whole sample mold locating rack, and sample mold and sample mold posting are separated, convenient disassembly.
Further setting be described support tube outer wall on be fixedly installed turning handle.By this setting, facilitate the rotation of support tube.
Further setting is that the upper edge of described sample mold is provided with ring ladder groove, the inwall of the lower ora terminalis of described sample mold posting is provided with the annular convex ring of locating scarf with ring ladder groove.By this setting, improve the stability of locating between sample mold and sample mold posting.
In sum, the utility model has the advantages that reasonable in design, hit real effective, spring leaf connective stability is good, and sample mold fixing-stable is reliable.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 the utility model embodiment structural representation;
The cooperation figure of Fig. 2 the utility model compaction hammer and periphery mechanism thereof;
Fig. 3 the utility model embodiment sample mold fixed mechanism coordinates stereographic map with sample mold;
Fig. 4 is the STRUCTURE DECOMPOSITION figure of Fig. 3.
Embodiment
Below by embodiment, the utility model being specifically described, only for being further described the utility model, the restriction to the utility model protection domain can not being interpreted as.
Embodiment of the present utility model as Figure 1-4, include frame 1, the lead compaction hammer guide rod 2 that is arranged in frame 1 and straight skidding of longitudinally-moving leads the compaction hammer 3 be arranged on compaction hammer guide rod 2, described frame 1 is provided with worktable 11 relative to the below of compaction hammer, this worktable 11 is provided with the sample mold 4 be right against below compaction hammer 3, in frame 1, circumference is rotated and is provided with chain 5, and frame 1 is provided with the chain drive 6 rotated for chain drive-belt circumference, chain 5 is provided with linkage block 51, the movable block hole 31 of lateral direction penetrating is provided with in the upper end of compaction hammer 3, movable block 7 is laterally movably set in movable block hole 31, compaction hammer guide rod 2 is simultaneously also through movable block 7, two ends of movable block 7 pass hammer stem, linkage block 51 on one end of movable block 7 and chain is connected, and the interlock of the other end of movable block is arranged at the upper end of spring leaf 32, the lower end of spring leaf 32 is fixed on the lateral wall of compaction hammer 3, spring leaf 32 has to be made movable block 7 move to linkage block 51 direction and makes the two form the power be linked, compaction hammer guide rod 2 is provided with wedge 21 relative to the top of compaction hammer, this wedge 21 has when compaction hammer 3 moves to wedge 21 position together with movable block 7 and applies the power contrary with spring leaf 32 acting force to movable block 7, the bottom of described compaction hammer guide rod 2 is fixedly installed second compaction hammer 22 suitable with the test inner chamber of sample mold relative to compaction hammer, in addition, bottom surface relative to one end of spring leaf 32 is provided with oblique film trap 71 to movable block 7 described in the present embodiment, the upper end of described spring leaf 32 arranges the oblique bending sheet 321 of one bending, this oblique bending sheet 321 to be inserted in oblique film trap 71 and to form interference secure fit with oblique film trap 71.
Chain 5 described in the present embodiment is provided with two linkage blocks 51, the distance between these two linkage blocks 51 is the half of chain 5 overall length.
In addition, frame 1 described in the present embodiment is provided with longitudinal backboard 12, described chain drive 6 include be arranged at respectively backboard about 12 both sides by movable sprocket 61 and drive sprocket 62, described chain 5 is arranged at by movable sprocket 61 and drive sprocket 62, and frame 1 is provided with drives with drive sprocket 62 the chain wheel drive motor 63 be connected.
In addition, the present embodiment also includes sample mold fixed mechanism 8, this sample mold fixed mechanism includes sample mold locating rack 81, and erect and to be arranged on worktable and to be positioned at the both sides sample mold backstay 82 of sample mold, described sample mold locating rack 81 includes the sample mold posting 811 with the upper edge location fit of sample mold 4, and symmetry is fixedly installed on the guide plate 812 of sample mold posting both sides, described guide plate 812 coordinates with two sample mold backstay 82 longitudinally guidings respectively, the top of sample mold backstay 82 is provided with spring base 821, sheathed on sample mold backstay 82 between this guide plate 812 and spring base 821 only have coil tension spring 83, the support tube 84 that this sample mold backstay 82 is arranged with relative to the rotated down of guide plate 812, the upper end of support tube 84 supports with guide plate 812 and coordinates, this support tube 84 is provided with surface groove 841, and the sidewall of described sample mold backstay 82 is provided with the lead guide finger 822 that coordinate oblique with the surface groove 841 of this support tube, the outer wall of the support tube 84 described in the present embodiment is fixedly installed turning handle 842.
In addition, the upper edge of the sample mold 4 described in the present embodiment is provided with ring ladder groove 41, the inwall of the lower ora terminalis of described sample mold posting 811 is provided with the annular convex ring 8111 of locating scarf with ring ladder groove.
Claims (7)
1. a Marshall sample is electronic hits real machine, include frame, the lead compaction hammer guide rod that is arranged in frame and straight skidding of longitudinally-moving leads the compaction hammer be arranged on compaction hammer guide rod, described frame is provided with worktable relative to the below of compaction hammer, this worktable is provided with the sample mold be right against below compaction hammer, it is characterized in that: in frame, circumference is rotated and is provided with chain, and frame is provided with the chain drive rotated for chain drive-belt circumference, chain is provided with linkage block, the movable block hole of lateral direction penetrating is provided with in the upper end of compaction hammer, movable block is laterally movably set in movable block hole, compaction hammer guide rod is simultaneously also through movable block, two ends of movable block pass hammer stem, linkage block on one end of movable block and chain is connected, and the interlock of the other end of movable block is arranged at the upper end of spring leaf, the lower end of spring leaf is fixed on the lateral wall of compaction hammer, spring leaf has to be made movable block move to linkage block direction and makes the two form the power be linked, compaction hammer guide rod is provided with wedge relative to the top of compaction hammer, this wedge has when compaction hammer moves to wedge position together with movable block and applies the power contrary with spring leaf acting force to movable block, and the bottom of described compaction hammer guide rod is fixedly installed second compaction hammer suitable with the test inner chamber of sample mold relative to compaction hammer.
2. a kind of Marshall sample according to claim 1 is electronic hits real machine, it is characterized in that: the bottom surface relative to one end of spring leaf is provided with oblique film trap to described movable block, the upper end of described spring leaf arranges the oblique bending sheet of one bending, this oblique bending sheet to be inserted in oblique film trap and with oblique film trap interference secure fit.
3. a kind of Marshall sample according to claim 1 is electronic hits real machine, it is characterized in that: described chain is provided with two linkage blocks, and the distance between these two linkage blocks is the half of chain overall length.
4. a kind of Marshall sample according to claim 1 is electronic hits real machine, it is characterized in that: described frame is provided with longitudinal backboard, described chain drive include be arranged at respectively the upper and lower both sides of backboard by movable sprocket and drive sprocket, described chain is arranged at by movable sprocket and drive sprocket, and frame is provided with the chain wheel drive motor driving with drive sprocket and be connected.
5. a kind of Marshall sample according to claim 1 is electronic hits real machine, it is characterized in that: also include sample mold fixed mechanism, this sample mold fixed mechanism includes sample mold locating rack, and erect and to be arranged on worktable and to be positioned at the both sides sample mold backstay of sample mold, described sample mold locating rack includes the sample mold posting with the upper edge location fit of sample mold, and symmetry is fixedly installed on the guide plate of sample mold posting both sides, described guide plate coordinates with two sample mold backstay longitudinally guidings respectively, the top of sample mold backstay is provided with spring base, sheathed on sample mold backstay between this guide plate and spring base only have coil tension spring, the support tube that this sample mold backstay is arranged with relative to the rotated down of guide plate, the upper end of support tube supports with guide plate and coordinates, this support tube is provided with surface groove, and the sidewall of described sample mold backstay is provided with the lead guide finger that coordinate oblique with the surface groove of this support tube.
6. hit real machine according to a kind of Marshall sample shown in claim 5 is electronic, it is characterized in that: the outer wall of described support tube is fixedly installed turning handle.
7. hit real machine according to a kind of Marshall sample shown in claim 5 is electronic, it is characterized in that: the upper edge of described sample mold is provided with ring ladder groove, the inwall of the lower ora terminalis of described sample mold posting is provided with the annular convex ring of locating scarf with ring ladder groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559748.5U CN204789091U (en) | 2015-07-29 | 2015-07-29 | Electronic real machine that hits of marshall sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559748.5U CN204789091U (en) | 2015-07-29 | 2015-07-29 | Electronic real machine that hits of marshall sample |
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| Publication Number | Publication Date |
|---|---|
| CN204789091U true CN204789091U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520559748.5U Active CN204789091U (en) | 2015-07-29 | 2015-07-29 | Electronic real machine that hits of marshall sample |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519265A (en) * | 2018-04-12 | 2018-09-11 | 浙江裕立检测科技有限公司 | Compaction test apparatus |
| CN109708936A (en) * | 2018-12-24 | 2019-05-03 | 深圳市恒义建筑技术有限公司 | A kind of sample molding machine and its application method |
-
2015
- 2015-07-29 CN CN201520559748.5U patent/CN204789091U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519265A (en) * | 2018-04-12 | 2018-09-11 | 浙江裕立检测科技有限公司 | Compaction test apparatus |
| CN109708936A (en) * | 2018-12-24 | 2019-05-03 | 深圳市恒义建筑技术有限公司 | A kind of sample molding machine and its application method |
| CN109708936B (en) * | 2018-12-24 | 2021-07-06 | 深圳市恒义建筑技术有限公司 | Sample forming machine and using method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |